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Mostrando ítems 271-280 de 426
Desenvolvimento de compósito de policloreto de vinila (PVC) reforçado com fibra de vidro
(Universidade Federal de São Carlos, 2012-08-06)
This work was focused on the evaluation of the interface between short fiber glass and polymeric matrix of the PVC composites using four different sizings as fiber superficial treatment. The interface analysis was done ...
Obtenção e caracterização de cimentos sulfobelíticos sintetizados a partir do resíduo de bauxita
(Universidade Federal de São Carlos, 2013-03-18)
The modern society has an elevated and increasingly pattern of consumption, demanding a high industrial productivity and generating enormous residue volumes, resulting in a conduct that is becoming each time more unsustainable. ...
Parâmetros térmicos de solidificação, microestrutura e resistência mecânica de ligas eutéticas Sn-0,7%Cu-(xNi)
(Universidade Federal de São Carlos, 2013-07-29)
Sn-Pb traditional solder alloys were overly utilize in electronic devices industry, since their properties and features use were adequate and well known. In the last years many restrictions and directives were and have ...
Avaliação da compatibilidade entre Y-TZP e BICUVOX para obtenção de compósitos condutores de íons de oxigênio
(Universidade Federal de São Carlos, 2013-09-27)
The BICUVOX is a potential candidate for devices that require materials with high ionic conductivity at intermediate temperatures. However, deficiencies such as low mechanical resistance and thermodynamic stability in ...
Carvão vegetal: desenvolvimento de indicadores tecnológicos a partir da análise de documentos de patentes
(Universidade Federal de São Carlos, 2013-08-30)
Charcoal is an important renewable source of energy and feedstock for several applications. Its consumption, production and utilization are known by human kind for many years and have been increasing over time. The constant ...
Engenharia de microestrutura de cerâmicas porosas
(Universidade Federal de São Carlos, 2013-02-28)
Refractory insulating is used to reduce thermal losses in industrial processes by decreasing the energy transfer rate between regions with distinct temperatures, therefore, increasing the energy efficiency of various ...
Desenvolvimento de nanocompósitos de polianilina/TiO2 e compósitos de polianilina/NaAlH4 para armazenamento de hidrogênio
(Universidade Federal de São Carlos, 2013-08-28)
Hydrogen is considered a clean and versatile energy vector that can be used for many applications, having water as the major product of combustion, it a great potential to be an alternative to fossil fuels. However, the ...
Efeitos da incorporação de resíduos de espuma rígida de poliuretano em compostos poliméricos a base de polipropileno
(Universidade Federal de São Carlos, 2012-12-07)
This research fits in the technological development area and is aimed to evaluate the effects of adding waste of rigid polyurethane foam in the polymeric compounds based on polypropylene. The results of this research will ...
Estudo de vida em fadiga de parafusos pediculares revestidos com hidroxiapatita
(Universidade Federal de São Carlos, 2013-08-30)
The search for new materials or changes in the manufacture process for the surgical implant companies have been considered one the most challenging issues for the engineering in order to supply high performance products ...
Estudo das variáveis que afetam a tenacidade e a ductilidade do aço PH13-8Mo utilizado na indústria aeronáutica
(Universidade Federal de São Carlos, 2012-10-27)
Precipitation Hardening Stainless Steel PH13-8Mo is a high strength steel used in the aerospace industry. Beyond the high strength, this grade has relatively high toughness and ductility for the strength achieved. The ...